Welcome to WhyTomic Free Tools

Your ultimate suite of lightning-fast, 100% free, and secure client-side tools. From PDF manipulation to developer utilities, everything processes directly in your browser without uploading to any server. Select a category above to get started.

Add Page Numbers to PDF Free | WhyTomic

PDF Tools
PDF TOOLS • CLIENT-SIDE

Add Page Numbers to Free PDF

100% Free Online
Secure Local Processing
No Signup Required
Drag & Drop your PDF here
or click to browse your device
filename.pdf
Sequential page numbers will be added to the bottom center of every page.
Paginating Document...
Securely processing on your device
Success! PDF Numbered
Your document has been perfectly paginated.

Frequently Asked Questions

What is the fastest way to add page numbers to PDF?
The fastest way to add page numbers to a PDF is by using our free online client-side tool. Simply upload your document, and the tool will instantly paginate your PDF by inserting sequential numbers at the bottom center of each page.
Are my PDF files safe and securely processed offline?
Yes, absolutely. Our tool allows you to securely process offline right in your browser using modern WebAssembly tech. Your PDF files are never uploaded to our servers, ensuring complete privacy for your sensitive documents.
Can I add page numbers to a large PDF file?
Yes! Because the processing relies on your device's memory rather than a cloud server, you can quickly paginate heavy PDF documents without worrying about server upload limits or slow internet connections.